IT1118426B - Dispositivo luminoso a pannello per informazioni insegne segnalazioni e simili - Google Patents
Dispositivo luminoso a pannello per informazioni insegne segnalazioni e similiInfo
- Publication number
- IT1118426B IT1118426B IT67526/79A IT6752679A IT1118426B IT 1118426 B IT1118426 B IT 1118426B IT 67526/79 A IT67526/79 A IT 67526/79A IT 6752679 A IT6752679 A IT 6752679A IT 1118426 B IT1118426 B IT 1118426B
- Authority
- IT
- Italy
- Prior art keywords
- signals
- information
- bright device
- similar signs
- panel bright
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Road Signs Or Road Markings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7809876A FR2422215A1 (fr) | 1978-04-04 | 1978-04-04 | Dispositif lumineux et mobilier urbain equipe de ce dispositif |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7967526A0 IT7967526A0 (it) | 1979-03-13 |
IT1118426B true IT1118426B (it) | 1986-03-03 |
Family
ID=9206642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67526/79A IT1118426B (it) | 1978-04-04 | 1979-03-13 | Dispositivo luminoso a pannello per informazioni insegne segnalazioni e simili |
Country Status (15)
Country | Link |
---|---|
US (1) | US4249231A (it) |
JP (1) | JPS54132199A (it) |
AT (1) | AT379458B (it) |
BE (1) | BE874236A (it) |
CA (1) | CA1106815A (it) |
CH (1) | CH631282A5 (it) |
DE (1) | DE2908904C2 (it) |
EG (1) | EG14682A (it) |
ES (1) | ES242495Y (it) |
FR (1) | FR2422215A1 (it) |
GB (1) | GB2017997B (it) |
IT (1) | IT1118426B (it) |
LU (1) | LU80933A1 (it) |
NL (1) | NL172380C (it) |
PT (1) | PT69370A (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5768801A (en) * | 1980-10-17 | 1982-04-27 | Fuji Photo Optical Co Ltd | Linear lighting equipment |
FR2514105A1 (fr) * | 1981-10-05 | 1983-04-08 | Cibie Projecteurs | Projecteur a conduit de lumiere pour vehicules automobiles |
JPS58119108A (ja) * | 1982-01-09 | 1983-07-15 | 森 敬 | 装飾灯 |
US4561203A (en) * | 1983-08-04 | 1985-12-31 | Dual-Lite Manufacturing | Opaque sign plaque with dual reflector illumination |
US4615579A (en) * | 1983-08-29 | 1986-10-07 | Canadian Patents & Development Ltd. | Prism light guide luminaire |
JPS6155684A (ja) * | 1984-08-27 | 1986-03-20 | 三菱レイヨン株式会社 | 光拡散装置 |
DE8533630U1 (de) * | 1985-11-29 | 1992-07-30 | Toeller, Manfred, 3055 Hagenburg | Leuchttafel fuer werbe-, informations-, oder dekorationszwecke |
FR2597642B1 (fr) * | 1986-04-18 | 1990-01-12 | Blanchet Pierre | Dispositif d'affichage lumineux de documents translucides |
JPH0635203Y2 (ja) * | 1988-09-27 | 1994-09-14 | アルプス電気株式会社 | 照光用導光体 |
JP3131034B2 (ja) * | 1992-07-03 | 2001-01-31 | ローム株式会社 | 平面ディスプレイパネル用光源 |
DE9209490U1 (de) * | 1992-07-15 | 1992-10-15 | Narva Glühlampenwerk Oberweißbach GmbH, O-6432 Oberweißbach | Beleuchtungseinrichtung für ein Blumenaquarium |
DE9310110U1 (de) * | 1993-07-07 | 1994-11-10 | Lumatec S A | Leuchttafel |
DE4342338C2 (de) * | 1993-12-11 | 2000-05-18 | Ceag Sicherheitstechnik Gmbh | Scheibe für die Verwendung als Bestandteil einer Scheibenleuchte |
DE29714000U1 (de) * | 1997-08-06 | 1997-10-16 | Sauernheimer Gmbh | Leuchteinrichtung mit einem an einem Mast angeordneten Informationsträger |
GB0018132D0 (en) * | 2000-07-24 | 2000-09-13 | Gradus Ltd | Lighting system |
US7163305B2 (en) | 2003-06-25 | 2007-01-16 | Gemtron Corporation | Illuminated shelf |
FR2871918B1 (fr) * | 2004-06-21 | 2006-08-25 | Raymond Fournet | Enseigne modulaire |
AU2007100617B4 (en) * | 2007-07-09 | 2008-12-11 | Ian George Gale | Illuminated Panel |
US8317384B2 (en) * | 2009-04-10 | 2012-11-27 | Intellectual Discovery Co., Ltd. | Light guide film with cut lines, and optical keypad using such film |
US9927568B2 (en) | 2013-11-15 | 2018-03-27 | Dolby Laboratories Licensing Corporation | Uniformly lit light guides |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR30346E (fr) * | 1925-04-20 | 1926-05-07 | Plaque signalisatrice à usage diurne et nocturne pour automobiles, indication du nom des rues, etc. | |
US2347665A (en) * | 1941-03-04 | 1944-05-02 | Christensen Geneva Bandy | Internal reflection lighting means |
CH460516A (de) * | 1966-03-31 | 1968-07-31 | D Krecke Edmund | Beleuchtete Anzeigevorrichtung, insbesondere für Strassen |
JPS5239091B1 (it) * | 1968-04-15 | 1977-10-03 | ||
JPS493586B1 (it) * | 1972-07-22 | 1974-01-26 | ||
DE2511030A1 (de) * | 1974-03-14 | 1975-12-18 | Sikob Ab | Beleuchtungskoerper insbesondere fuer refraktierende flaechenbeleuchtung |
CH614599GA3 (en) * | 1976-04-29 | 1979-12-14 | Passive electro-optical display device and method for manufacturing it | |
GB1505785A (en) * | 1976-10-13 | 1978-03-30 | Crestworth Ltd | Display lamp having a translucent envelope |
-
1978
- 1978-04-04 FR FR7809876A patent/FR2422215A1/fr active Granted
-
1979
- 1979-02-16 LU LU80933A patent/LU80933A1/xx unknown
- 1979-02-16 BE BE193515A patent/BE874236A/xx not_active IP Right Cessation
- 1979-02-28 NL NLAANVRAGE7901573,A patent/NL172380C/xx not_active IP Right Cessation
- 1979-03-07 DE DE2908904A patent/DE2908904C2/de not_active Expired
- 1979-03-12 CA CA323,182A patent/CA1106815A/en not_active Expired
- 1979-03-12 GB GB7908683A patent/GB2017997B/en not_active Expired
- 1979-03-13 IT IT67526/79A patent/IT1118426B/it active
- 1979-03-19 PT PT69370A patent/PT69370A/pt unknown
- 1979-03-21 CH CH264479A patent/CH631282A5/fr not_active IP Right Cessation
- 1979-03-22 JP JP3240779A patent/JPS54132199A/ja active Pending
- 1979-03-28 AT AT0230679A patent/AT379458B/de not_active IP Right Cessation
- 1979-03-31 EG EG196/79A patent/EG14682A/xx active
- 1979-04-03 US US06/026,583 patent/US4249231A/en not_active Expired - Lifetime
- 1979-04-04 ES ES1979242495U patent/ES242495Y/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
PT69370A (fr) | 1979-04-01 |
IT7967526A0 (it) | 1979-03-13 |
DE2908904A1 (de) | 1979-10-11 |
FR2422215A1 (fr) | 1979-11-02 |
GB2017997A (en) | 1979-10-10 |
NL172380C (nl) | 1983-08-16 |
JPS54132199A (en) | 1979-10-13 |
ES242495Y (es) | 1980-02-01 |
NL7901573A (nl) | 1979-10-08 |
LU80933A1 (fr) | 1979-06-18 |
ES242495U (es) | 1979-09-01 |
EG14682A (en) | 1985-06-30 |
US4249231A (en) | 1981-02-03 |
FR2422215B1 (it) | 1982-04-09 |
GB2017997B (en) | 1983-01-06 |
BE874236A (fr) | 1979-06-18 |
ATA230679A (de) | 1985-05-15 |
CH631282A5 (fr) | 1982-07-30 |
DE2908904C2 (de) | 1982-03-25 |
AT379458B (de) | 1986-01-10 |
NL172380B (nl) | 1983-03-16 |
CA1106815A (en) | 1981-08-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1118426B (it) | Dispositivo luminoso a pannello per informazioni insegne segnalazioni e simili | |
BE860293A (fr) | Etiquette anti-fraude | |
BR7803118A (pt) | Aparelho e sistema de exibicao de informacao | |
DE3783552D1 (de) | Magneto-optisches informationswiedergabegeraet. | |
DK146190C (da) | Reklametegnsaet | |
DE3783307D1 (de) | Magneto-optisches informationswiedergabegeraet. | |
IT7848782A0 (it) | Struttura per contrassegni di segnalazione insegne e simili | |
AT365368B (de) | Informationsaufzeichnungs- und informationswiedergabegeraet | |
NL7902990A (nl) | Bandopneem- en/of -weergeefinrichting. | |
GB2026750B (en) | Information display panel | |
DK552580A (da) | Informationsskilte-system | |
LU80931A1 (fr) | Dispositif de panneaux lumineux | |
NL7809567A (nl) | Magnetische opneem- en weergeefinrichting. | |
AT365361B (de) | Informationsaufzeichnungs- und informationswiedergabegeraet | |
GB2084779B (en) | Information display device | |
JPS53133337A (en) | Information branching device | |
BE883825A (fr) | Dispositif d'etalage | |
BR7901832A (pt) | Fitas e etiquetas autoadesivas | |
JPS5523535A (en) | Traffic information display | |
SU636827A1 (ru) | Световое устройство дл отображени информации | |
SU645179A1 (ru) | Устройство дл регистрации информации | |
DE3174345D1 (en) | Information display device | |
JPS5692579A (en) | Information display device | |
IT1192703B (it) | Dispositivo per visualizzazione informative | |
SU758134A2 (en) | Information display |